/*
 * Copyright 2013-2023 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package examples.feign;

import examples.configuration.FeignConfiguration;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestParam;

@FeignClient(
    name = "service-provider",
    fallback = EchoClientFallback.class,
    configuration = FeignConfiguration.class)
public interface EchoClient {

  /**
   * Call the echo method of the remote provider or roll back when the service is blown.
   *
   * @param str str
   * @return {@link String}
   */
  @GetMapping("/echo/{str}")
  String echo(@PathVariable("str") String str);

  /**
   * Call the divide method of the remote provider or roll back when the service is blown.
   *
   * @param a a
   * @param b b
   * @return {@link String}
   */
  @GetMapping("/divide")
  String divide(@RequestParam("a") Integer a, @RequestParam("b") Integer b);

  /**
   * Test that the default method calls the remote method is still a remote call.
   *
   * @param a a
   * @return {@link String}
   */
  default String divide(Integer a) {
    return divide(a, 0);
  }

  /**
   * Call the notFound method of the remote provider or roll back when the service is blown.
   *
   * @return {@link String}
   */
  @GetMapping("/notFound")
  String notFound();
}
